Achievement: Solve 10 1d problems
Solve 10 1d problems
500 XP
Solve 10 1d problems.
505 users completed this achievement.
Completed by santoru, Илья Воробьёв, Nicezuka, nikitka228, DieSteinlaus, KAITONG, jago, Kodachi, Michail Nech, Rikikilord3 and more.
